/*
基于state的getter属性对象
 */
export default {
  totalCount (state) {
    return state.cartFoods.reduce((preTotal, food) => preTotal + food.count, 0)
  },
  totalPrice (state) {
    return state.cartFoods.reduce((preTotal, food) => preTotal + food.count * food.price, 0)
  },
  positiveSize (state) {
    return state.ratings.reduce((preTotal, rating) => preTotal + (rating.rateType === 0 ? 1 : 0),0)
  }
}
